How to test your testosterone

With the first few test images, you can calibrate your monitor by adjusting the brightness, contrast, clock/phase, sharpness, and gamma settings of the monitor. I recommend to go through them in the order they are presented. If you use this page in a shop, don't assume that the contrast and other settings are at reasonable values before making a judgement. The images are best viewed in a dim or dark environment and in full-screen mode. In most browsers, F11 switches to full-screen mode. If switching off the lights is not possible, try using a piece of cardboard to shield environmental light.

How to test your testosterone

how to test your testosterone

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